The Irish ran over the Lions to set up a rematch of last year's title game won by the Crusaders.
The Wolverines scored first, but the Crusaders scored the most in the 50-21 blowout win in the quarterfinals.
The Stanford-bound swimmer leads the Wolverines to a third consecutive state title.
The Knights beat second-place Curtis by 100 points at the King County Aquatic Center.
Joshua Goates catches two touchdown passes in the 31-14 win for the Wolverines, who face Eastside Catholic in the quarterfinals.
The Knights have emerged as one of the top programs in the state with four titles this decade.
The Beavers spotted the Rams three points before rolling to a 54-3 Metro League crossover win.
The top-ranked Fighting Irish will enjoy a bye week before the playoffs after taking care of the Bulldogs 35-7.
Using a potent ground attack on offense, and an inspired effort by the defense, the Wolverines cruised to a 42-7 victory.
The state leader in the 100 didn't have the meet he wanted, but he's got another year to get what he wants.